2006 New York Code - Unlawfully Solemnizing A Marriage.

 
  § 255.00 Unlawfully solemnizing a marriage.
    A person is guilty of unlawfully solemnizing a marriage when:
    1.  Knowing  that he is not authorized by the laws of this state to do
  so, he performs a marriage ceremony or presumes to solemnize a marriage;
  or
    2. Being authorized by the laws of  this  state  to  perform  marriage
  ceremonies  and  to solemnize marriages, he performs a marriage ceremony
  or solemnizes a  marriage  knowing  that  a  legal  impediment  to  such
  marriage exists.
    Unlawfully solemnizing a marriage is a class A misdemeanor.